Crows swarm to Midwest, clapping scares them off

Black crows flock to St. Louis as part of their annual migration pattern.

http://www.wzzm13.com/video/1978223631001/1/Crows-swarm-to-Midwest-clapping-scares-them-offhttp://bc_gvpc.edgesuite.net/img/963482463001/201211/211/963482463001_1978104691001_ari-origin29-arc-160-1353347389387.jpg?pubId=963482463001Crows swarm to Midwest, clapping scares them offBlack crows flock to St. Louis as part of their annual migration pattern.AnimalsMissourivpcSt. LouisNational NewsMigrationGreen/EnvironmentcrowsbirdsKSDK01:13